[patwalls]

You should add a $$ aspect on this to incentivize the Twitter users to answer for cash. YouTube does this kind of, and there's another app that does this too I forget what it's called though.

[justboxing]

Answers will quickly lose credibility the moment an asker finds out that the answerer was monetarily compensated to answer their question.

[jpk]

I would think the money would come from the asker as a bounty for the answer. Where do you envision the money coming from?